Adjustable pillow case



FIG. 1 is a perspective view of an adjustable pillow case showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a perspective view thereof, showing the adjustable pillow case in a closed position. 

CLAIM The ornamental design for an adjustable pillow case, as shown and described. 